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Pezzottaite
Pezzottaite

Willemite
Willemite



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Pezzottaite
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Willemite

Pezzottaite and Willemite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Resinous
1.2 Pleochroism
Moderate dichroic
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.598-1.6201.687-1.723
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Trigonal
1.8 Birefringence
0.008-0.0110.028-0.030
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Pezzottaite and Willemite Optic Character

Pezzottaite and Willemite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pezzottaite and Willemite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Pezzottaite and Willemite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Pezzottaite and Willemite Transparency

Similar to their colors, Pezzottaite and Willemite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Pezzottaite is Transparent while Pezzottaite is Transparent in appearance.